Computer bag



FIG. 1 is a front view of the computer bag illustrating our new design;

FIG. 2 is a side right view of the computer bag shown in FIG. 1; and,

FIG. 3 is a perspective view of the computer bag of shown in FIG. 1.

The broken line showing of the wheels and feet is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a computer bag, as shown and described. 